Table 5 Effect of Ri, Da and N on the average Nusselt number for Case 1.

From: MHD mixed convection and entropy generation of CNT-water nanofluid in a wavy lid-driven porous enclosure at different boundary conditions

Ri

Da = 1e−1

Da = 1e−2

Da = 1e−3

Da = 1e−5

Nuave. at (Re = 100, λ = 5, φ = 0.02, Ha = 20, γ = 45, A = 0.1, N = 3)

0.01

4.1957

3.9168

2.9480

0.64390

0.1

4.3486

4.0677

3.0437

0.64540

1

5.5383

5.2574

3.9062

0.66042

10

9.5052

9.3552

7.9813

0.82109

100

15.610

15.518

14.616

2.4287

Nuave. at (Re = 100, λ = 5, φ = 0.02, Ha = 20, γ = 45, A = 0.1, N = 1)

0.01

3.8612

3.6856

2.9338

0.56271

0.1

4.0285

3.8448

3.0291

0.56427

1

5.2892

5.0743

3.8853

0.58003

10

9.2679

9.1349

7.8634

0.74833

100

14.937

14.851

14.028

2.3216

Nuave. at (Re = 100, λ = 5, φ = 0.02, Ha = 20, γ = 45, A = 0.1, N = 5)

0.01

3.6856

3.4718

2.7125

0.67002

0.1

3.8739

3.6510

2.8131

0.67149

1

5.2702

5.0171

3.7214

0.68626

10

9.5207

9.3607

7.8982

0.84348

100

15.640

15.547

14.635

2.4462